A new study shows the economic and ecological impact of invasive species in the Great Lakes has been dramatically underestimated. In fact, according to researchers at the University of Wisconsin-Madison, a single non-native ...
Ecology
Mar 21, 2016
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56
Just three years after crayfish were introduced to a B.C. lake, two species of fish that had existed in the lake for thousands of years were suddenly extinct. But it's what took their place that has scientists fascinated.
Ecology
Feb 23, 2016
2
766
Most of us want to swim in a lake where we can see our toes. Clear, oxygen-rich water supports not only human swimmers, but also intricate webs of animal and microbial life. That life can be disrupted when too many nutrients—from ...
Environment
Apr 23, 2013
1
0
(Phys.org)—Fifty years of Athabasca oil sands development has left a legacy of contaminants in lake ecosystems and that contamination reaches further from the development areas than previously recognized, according to new ...
Environment
Jan 7, 2013
5
0
Changes in North American ecosystems over the past 150 years have caused coyotes to move from their native habitats in the plains and southwestern deserts of North America to habitats throughout the United States.
Plants & Animals
Oct 25, 2011
2
0
(PhysOrg.com) -- In the first comprehensive global survey of temperature trends in major lakes, NASA researchers determined Earth's largest lakes have warmed during the past 25 years in response to climate change.
Earth Sciences
Nov 23, 2010
3
0
(PhysOrg.com) -- A team of scientists from the United States, Germany, Russia and Austria has just returned from a six-month drilling expedition to a frozen lake in Siberia: Lake El'gygytgyn, "Lake E" for short.
Earth Sciences
May 28, 2009
0
0
It took some of America's best engineers, thousands of laborers and two years of around-the-clock concrete pouring to build the 726-foot-high Hoover Dam back in the 1930s. It took less time than that for the tiny, brainless ...
Ecology
Mar 2, 2009
1
0
The forest fires in Canada during the summer of 2023 were particularly devastating. With the destructive impact on human infrastructure, plumes of smoke covering thousands of square kilometers and millions of tons of CO2 ...
Environment
Jun 26, 2024
0
10
Aquatic ecosystems are complex environments that can be affected by many variables, including weather, the biological activities of the organisms living within them, and anthropogenic nutrient pollution. The influence these ...
Environment
May 29, 2024
0
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